git: openjdk/leyden: premain: Treat SCC warnings as error when -Xshare:on

[duke]

Changeset: 74171dd1
Author:    Vladimir Kozlov <vladimir.kozlov at oracle.com>
Date:      2024-06-05 17:45:37 +0000
URL:       https://git.openjdk.org/leyden/commit/74171dd1de000a343076f09f6e33f3a331963f85

Treat SCC warnings as error when -Xshare:on

! src/hotspot/share/code/SCCache.cpp
! test/hotspot/jtreg/runtime/cds/appcds/indy/IndyTestBase.java